This is the 9355th most frequent Japanese word.
知れる
"知れる" means "to become known" or "to come to light."
In this sentence, '知れる' is used to express that new facts or information are discovered or become known, emphasizing the acquisition of knowledge.
新しい事実が知れると、計画を変更する必要があります。
When new facts come to light, it becomes necessary to change the plan.
Here, '知れる' conveys the idea of perceiving or being able to understand sentiments or intentions indirectly, focusing on an impression of understanding gained from observation.
この絵を見ると、作者の気持ちが少し知れる気がします。
Looking at this painting, I feel I can understand a bit of the artist's feelings.
In this case, '知れる' denotes the revealing or becoming known of the results of someone's efforts, emphasizing the outcome being made known now.